EXHIBIT 21.1 SUBSIDIARIES OF THE REGISTRANT % of Voting Securities Jurisdiction of Held at December Incorporation or 31, Name of Corporation Organization 2002 - ----------------------------------- ---------------- ------- Waterloo Furniture Components Limited Canada 100 CompX Security Products Inc. Delaware 100 CompX Europe B.V. the Netherlands 100 Thomas Regout Holding B.V. the Netherlands 100 Thomas Regout Nederland B.V. the Netherlands 100 Thomas Regout B.V. the Netherlands 100 Thomas Regout International B.V. the Netherlands 100 Thomas Regout U.S.A., Inc. Michigan 100 CompX Asia Holding Corporation Malaysia 100 Dynaslide Corporation Taiwan 100 CompX (H.K.) Corp. British Virgin 100 Islands CompX SFC, Inc. Delaware 100